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Finding the Fourth Proportional to 82,963.66, 124,434.89 and 26,797.93

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Solution

The fourth proportional to 82,963.66, 124,434.89 and 26,797.93 is: 40,193.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,963.66 : 124,434.89 = 26,797.93 : x
  2. Step 2: Convert to fraction form
    82,963.66/124,434.89 = 26,797.93/x
  3. Step 3: Cross multiply
    82,963.66x = 124,434.89 × 26,797.93
  4. Step 4: Simplify right side
    82,963.66x = 3,334,597,471.78
  5. Step 5: Solve for x
    x = 3,334,597,471.78/82,963.66
  6. Step 6: Final answer
    x = 40,193.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.